Portal 2 had a satisfying, if ambiguous, ending. The player, in the form of Chell, finally got to breathe the air free of Aperture. There was no deer.

But what comes next for our silent heroine? One fan started this music video using Valve's new Source Filmmaker. It's the very early stages of a work in progress. It doesn't tell us what Chell's future holds. Not yet. But it does look gorgeous, bird, cube, and all.